n.注冊;登記;掛號
They charge a small registration fee. 他們收一點注冊費。
He showed up late for registration. 他注冊時來晚了。
Would you mind filling in the registration form? 您填一下登記表好嗎?
What's your registration number? 你掛的是幾號?
n. 撤消 ... 的登記